// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-array.of
es6id: 22.1.2.3
description: Passes the number of arguments to the constructor it calls.
info: |
  Array.of ( ...items )

  1. Let len be the actual number of arguments passed to this function.
  2. Let items be the List of arguments passed to this function.
  3. Let C be the this value.
  4. If IsConstructor(C) is true, then
    a. Let A be Construct(C, «len»).
  ...
---*/

function Test() {
    var len;
    var hits = 0;

    function C(length) {
      len = length;
      hits++;
    }

    Array.of.call(C);
    assert.sameValue(len, 0, 'The value of len is expected to be 0');
    assert.sameValue(hits, 1, 'The value of hits is expected to be 1');

    Array.of.call(C, 'a', 'b')
    assert.sameValue(len, 2, 'The value of len is expected to be 2');
    assert.sameValue(hits, 2, 'The value of hits is expected to be 2');

    Array.of.call(C, false, null, undefined);
    assert.sameValue(
      len, 3,
      'The value of len is expected to be 3'
    );
    assert.sameValue(hits, 3, 'The value of hits is expected to be 3');
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
